<template>
  <div class="tinymce-box">
    <editor
      v-model="myValue"
      :init="init"
      :disabled="disabled"
      @onClick="onClick"
    >
    </editor>
  </div>
</template>

<script>
import tinymce from "tinymce/tinymce"; //tinymce默认hidden，不引入不显示
import Editor from "@tinymce/tinymce-vue";
import "tinymce/themes/silver";
// 编辑器插件plugins
// 更多插件参考：https://www.tiny.cloud/docs/plugins/
import "tinymce/plugins/image"; // 插入上传图片插件
import "tinymce/plugins/media"; // 插入视频插件
import "tinymce/plugins/table"; // 插入表格插件
import "tinymce/plugins/lists"; // 列表插件
import "tinymce/plugins/wordcount"; // 字数统计插件
export default {
  components: {
    Editor
  },
  name: "tinymce",
  props: {
    value: {
      type: String,
      default: ""
    },
    disabled: {
      type: Boolean,
      default: false
    },
    plugins: {
      type: [String, Array],
      default: "lists image media table wordcount"
    },
    toolbar: {
      type: [String, Array],
      default:
        "undo redo |  formatselect | bold italic forecolor backcolor | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | lists image media table | removeformat"
    }
  },
  data() {
    return {
      init: {
        language_url: "/tinymce/langs/zh_CN.js",
        language: "zh_CN",
        //  skin_url: "/tinymce/skins/ui/oxide",
        skin_url: "tinymce/skins/ui/oxide-dark", //暗色系
        height: 300,
        plugins: this.plugins,
        toolbar: this.toolbar,
        branding: false,
        menubar: false,
        // 此处为图片上传处理函数，这个直接用了base64的图片形式上传图片，
        // 如需ajax上传可参考https://www.tiny.cloud/docs/configure/file-image-upload/#images_upload_handler
        images_upload_handler: this.uploadImage,
        //想要哪一个图标提供本地文件选择功能，参数可为media(媒体)、image(图片)、file(文件)
        file_picker_types: "media",
        //be used to add custom file picker to those dialogs that have it.
        file_picker_callback: this.uploadVideo
      },
      myValue: this.value,
      // 文件前缀
      prefix: "/api/file-preview/",
      // 图片在服务器的路径
      imagePath: "image",
      // 视频地址
      video: "video"
    };
  },
  mounted() {
    tinymce.init({});
  },
  methods: {
    // 添加相关的事件，可用的事件参照文档=> https://github.com/tinymce/tinymce-vue => All available events
    // 需要什么事件可以自己增加
    onClick(e) {
      this.$emit("onClick", e, tinymce);
    },
    // 可以添加一些自己的自定义事件，如清空内容
    clear() {
      this.myValue = "";
    },
    uploadVideo(callback, value, meta) {
      let _this = this;
      //当点击meidia图标上传时,判断meta.filetype == 'media'有必要，因为file_picker_callback是media(媒体)、image(图片)、file(文件)的共同入口
      if (meta.filetype === "media") {
        let type = ".mp3, .mp4";
        //创建一个隐藏的type=file的文件选择input
        let input = document.createElement("input");
        input.setAttribute("type", "file");
        input.setAttribute("accept", type);
        const formData = new FormData();
        input.onchange = function() {
          //只选取第一个文件。如果要选取全部，后面注意做修改
          let file = this.files[0];
          formData.append("file", file);
          formData.append("filePath", _this.videoPath);
          _this.$api.content
            .uploadFile(formData)
            .then(res => {
              callback(this.prefix + res.data.fileName);
            })
            .catch(err => {
              console.log("上传出错" + err)
            });
        };
        //触发点击
        input.click();
      }
    },
    uploadImage(blobInfo, success, failure) {
      const formData = new FormData();
      formData.append("file", blobInfo.blob());
      formData.append("filePath", this.imagePath);
      this.$api.content
        .uploadFile(formData)
        .then(res => {
          success(this.prefix + res.data.fileName);
        })
        .catch(err => {
          failure(err + "上传出错");
        });
    }
  },
  watch: {
    value(newValue) {
      this.myValue = newValue;
    },
    myValue(newValue) {
      this.$emit("input", newValue);
    }
  }
};
</script>
<style scoped></style>
